Home / 82,792.06-124,200.51-38,423.37

Finding the Fourth Proportional to 82,792.06, 124,200.51 and 38,423.37

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Solution

The fourth proportional to 82,792.06, 124,200.51 and 38,423.37 is: 57,640.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,792.06 : 124,200.51 = 38,423.37 : x
  2. Step 2: Convert to fraction form
    82,792.06/124,200.51 = 38,423.37/x
  3. Step 3: Cross multiply
    82,792.06x = 124,200.51 × 38,423.37
  4. Step 4: Simplify right side
    82,792.06x = 4,772,202,149.92
  5. Step 5: Solve for x
    x = 4,772,202,149.92/82,792.06
  6. Step 6: Final answer
    x = 57,640.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.